{"id":"CVE-2020-9770","aliases":["EUVD-2020-30549","GHSA-f9h7-x4m7-p8mw","UBUNTU-CVE-2020-9770"],"status":"published","title":"A logic issue was addressed with improved state management. This issue is fixed in iOS 13.4 and...","description":"A logic issue was addressed with improved state management. This issue is fixed in iOS 13.4 and iPadOS 13.4. An attacker in a privileged network position may be able to intercept Bluetooth traffic.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01198,"percentile":0.68349,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-326"],"published":"2020-04-01T17:55:59Z","modified":"2026-10-17T12:56:14Z","affected":[{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"bluez","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.35-0ubuntu2","5.36-0ubuntu1","5.37-0ubuntu5","5.37-0ubuntu5.1","5.37-0ubuntu5.3","5.37-0ubuntu5.3+esm1","5.37-0ubuntu5.3+esm2","5.37-0ubuntu5.3+esm3","5.37-0ubuntu5.3+esm4","5.37-0ubuntu5.3+esm5","5.37-0ubuntu5.3+esm6"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"bluez","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.46-0ubuntu3","5.46-0ubuntu4","5.48-0ubuntu3","5.48-0ubuntu3.1","5.48-0ubuntu3.2","5.48-0ubuntu3.3","5.48-0ubuntu3.4","5.48-0ubuntu3.5","5.48-0ubuntu3.6","5.48-0ubuntu3.7","5.48-0ubuntu3.8","5.48-0ubuntu3.9","5.48-0ubuntu3.9+esm1","5.48-0ubuntu3.9+esm2","5.48-0ubuntu3.9+esm3"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"bluez","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.50-0ubuntu4","5.51-0ubuntu1","5.51-0ubuntu2","5.52-0ubuntu1","5.52-0ubuntu2","5.53-0ubuntu1","5.53-0ubuntu2","5.53-0ubuntu3","5.53-0ubuntu3.1","5.53-0ubuntu3.2","5.53-0ubuntu3.3","5.53-0ubuntu3.4","5.53-0ubuntu3.5","5.53-0ubuntu3.6","5.53-0ubuntu3.7","5.53-0ubuntu3.8","5.53-0ubuntu3.9","5.53-0ubuntu3.9+esm1","5.53-0ubuntu3.9+esm2"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"bluez","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.60-0ubuntu2","5.62-0ubuntu1","5.62-0ubuntu2","5.63-0ubuntu1","5.63-0ubuntu2","5.64-0ubuntu1","5.64-0ubuntu1.1","5.64-0ubuntu1.3","5.64-0ubuntu1.4","5.64-0ubuntu1.5","5.64-0ubuntu1.6"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"bluez","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.68-0ubuntu1","5.70-0ubuntu1","5.70-0ubuntu2","5.70-0ubuntu3","5.71-0ubuntu3","5.71-1ubuntu2","5.71-1ubuntu3","5.72-0ubuntu1","5.72-0ubuntu3","5.72-0ubuntu4","5.72-0ubuntu5","5.72-0ubuntu5.1","5.72-0ubuntu5.3","5.72-0ubuntu5.4","5.72-0ubuntu5.5","5.72-0ubuntu5.6","5.72-0ubuntu5.7","5.72-0ubuntu5.8"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"bluez","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.79-2ubuntu1","5.82-1","5.82-1ubuntu1","5.83-1~exp1","5.83-1~exp1ubuntu0.1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"bluez","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.85-4","5.85-4ubuntu1","5.87-1","5.87-2","5.87-3","5.87-4"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"bluez","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.83-1~exp1","5.84-1","5.85-1","5.85-2","5.85-3","5.85-4","5.85-4ubuntu0.1","5.85-4ubuntu0.2","5.85-4ubuntu0.3","5.85-4ubuntu0.4"]}],"products":[{"vendor":"apple","product":"ios"},{"vendor":"apple","product":"ipados"},{"vendor":"apple","product":"iphone_os"},{"vendor":"cisco","product":"ios"}],"references":[{"url":"https://support.apple.com/HT211102","tags":["x_refsource_MISC","x_transferred","Vendor Advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-9770"},{"url":"https://github.com/advisories/GHSA-f9h7-x4m7-p8mw"},{"url":"https://ubuntu.com/security/CVE-2020-9770","tags":["report"]},{"url":"https://friends.cs.purdue.edu/pubs/WOOT20.pdf","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-9770","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2020-9770","description":"A logic issue was addressed with improved state management. This issue is fixed in iOS 13.4 and iPadOS 13.4. An attacker in a privileged network position may be able to intercept Bluetooth traffic.","status":"published","published":"2020-04-01T17:55:59Z","modified":"2024-08-04T10:43:04.974Z","updated_at":"2026-11-02T14:35:49.538427Z"}],"euvd":[{"id":"EUVD-2020-30549","description":"A logic issue was addressed with improved state management. This issue is fixed in iOS 13.4 and iPadOS 13.4. An attacker in a privileged network position may be able to intercept Bluetooth traffic.","status":"published","published":"2020-04-01T17:55:59Z","modified":"2024-08-04T10:43:04Z","updated_at":"2026-11-03T03:07:53.06089Z"}],"ghsa":[{"id":"GHSA-f9h7-x4m7-p8mw","title":"A logic issue was addressed with improved state management. This issue is fixed in iOS 13.4 and...","description":"A logic issue was addressed with improved state management. This issue is fixed in iOS 13.4 and iPadOS 13.4. An attacker in a privileged network position may be able to intercept Bluetooth traffic.","status":"published","published":"2022-05-24T17:13:13Z","modified":"2023-01-29T05:01:56Z","cwes":["CWE-326"],"updated_at":"2026-11-02T14:44:57.255255Z"}],"nvd":[{"id":"CVE-2020-9770","description":"A logic issue was addressed with improved state management. This issue is fixed in iOS 13.4 and iPadOS 13.4. An attacker in a privileged network position may be able to intercept Bluetooth traffic.","status":"published","published":"2020-04-01T18:15:17.677Z","modified":"2026-06-17T03:28:32.403Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:05:57.678762Z"}],"osv":[{"id":"UBUNTU-CVE-2020-9770","description":"A logic issue was addressed with improved state management. This issue is fixed in iOS 13.4 and iPadOS 13.4. An attacker in a privileged network position may be able to intercept Bluetooth traffic.","status":"published","published":"2020-04-01T18:15:00Z","modified":"2026-10-17T12:56:14.624734368Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:54:25.728622Z"}]}}